Q. When a pattern is made in three parts, the bottom part is known as a cope.

View solution

Q. In __________ welding, the weld may be made either from left to right or from right to left.

View solution

Q. Metal patterns are used for

View solution

Q. The instrument which has all the features of try-square, bevel protractor, rule and scriber, is

View solution

Q. When a hole or cavity to be cored is not in line with the parting surface, then a __________ is used.

View solution

Q. The bloom is smaller than a billet.

View solution

Q. In average work, the tolerance produced by investment casting method is

View solution

Q. In order to cut mild steel, the cutting angle of chisel should be

View solution

Q. The operation of straightening a curved sheet metal, is known as

View solution

Q. The correct sequence for preparing a billet for extrusion process is pickling, alkaline cleaning, phosphate coating and lubricating with reactive soap.

View solution

Q. Tandem drawing of wires and tubes is necessary because

View solution

Q. In a __________ , both cutting and non-cutting operations are performed at one station of the press in every stroke of the ram.

View solution

Q. For welding plates of thickness more than 12.5 mm, its edges

View solution

Q. In electric resistance welding, voltage required for heating is

View solution

Q. Most of the oxy-acetylene welding is done with

View solution

Q. The cutting edge of a chisel should be

View solution

Q. Scab is a casting defect which occurs as sand patches on the upper surface of a casting.

View solution

Q. Cold working requires much higher pressure that hot working.

View solution

Q. The operation of bending a sheet of metal along a curved axis, is known as

View solution

Q. In a __________ , two or more operations are performed simultaneously at the single stroke of the ram.

View solution